答案是多少

27.已知类关系如下:
class Employee;
salc Manager extends Employee implements IManager;
class Director extends Employee;
以 下定 义正确的是( .)
.A Employee =e new Manager(); B. Director =d new Manager);
.C Director =d new Employee() ; D. IManager m= new Director(

正确的定义是：

A. Employee e = new Manager();